Literature synthesis The altitude oxygen supply with the low absolute pressure, simplify partial pressure suit, elevated positive pressure breathing for anti-G and molecular sieve oxygen generation system, and their relation with third generation fighter were introduced. 资料综合重点介绍了与高空供氧低总压、简化服装、加压呼吸抗过载和机载分子筛制氧有关研究进展,及其与第三代战斗机的关系。